77275-33-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77275-33-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,7 and 5 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 77275-33:
(7*7)+(6*7)+(5*2)+(4*7)+(3*5)+(2*3)+(1*3)=153
153 % 10 = 3
So 77275-33-3 is a valid CAS Registry Number.